Dental abutment



FIG. 1 is a front view of a dental abutment showing our new design;

FIG. 2 is a top view thereof;

FIG. 3 is a bottom view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a left side view thereof; and,

FIG. 6 is a cross-sectional view taken along the line A-A in FIG. 4. 

The ornamental design for a dental abutment, as shown and described. 